PVC waterstops

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Products Description

PVC，EVA waterstops is made of high grade polyvinyl chloride and features unique design and advanced

process. It is applicable for various joints during construction and use. Simple use and easy combination

in construction site.

Products Specification

Thickness :1.0-4 .0 mm
Width :15-30CM
Length: 20M

Features

● PVC, EVA waterstops for sealing construction and expansion joints of reinforced concrete (expansion joint),

placed in the concrete water stop, across and close the gap, forming a solid watertight seamless screen, to

prevent fluid flow through .
● PVC, EVA waterstops with a variety of different shapes, such as middle and external design, in any ground

or underground construction, the formation of a long and solid watertight network, especially for water and

retaining the the structure.

Physical Properties

Items
Hardness（A）			≥80±5
tensile strength MPa			≥13
Elongation，%			≥300%
tear strength KN/m			≥25
brittleness temperature ℃			≤-30

Installiton

PVC water stop rubber water stop with the same installation method. When buried in the poured concrete interface

to make it fit with the flat part of the adhesive fastening joints, buried in the process of pouring the power to appropriate

the full vibrating the concrete, making it a good combination with concrete, in order to obtain the best sealing effect .

Application Range

Different shapes of PVC，EVA Waterstops centrally and extermally placed allow lasting watertight seals in any grades

of construction design. They are typically used in water retaining and excluding structure, such as reservoirs, sewage tanks,

dams, pools, basements,subway, tunnels retaining walls, etc.

Q:Can a waterproofing membrane be used on adobe block surfaces?: Yes, a waterproofing membrane can be used on adobe block surfaces. Waterproofing membranes are commonly used to provide an additional barrier against water penetration and moisture damage, and they can be applied to various surfaces, including adobe blocks, to enhance their water resistance and durability.

Q:Can a waterproofing membrane be used on interior walls?: Interior walls can indeed benefit from the use of a waterproofing membrane. These membranes are specifically designed to create a barrier against moisture, thus preventing any water from seeping into the surface and causing damage. Although their primary use is to protect exterior walls from rain and groundwater, they can also be employed on interior walls that are susceptible to moisture, such as bathrooms, kitchens, or basements. By applying a waterproofing membrane, you can effectively shield the interior walls against water damage, the growth of mold, and other issues related to moisture. However, it is crucial to keep in mind that the choice of the appropriate type of waterproofing membrane and the correct installation technique should be based on the specific requirements and conditions of the interior walls. To ensure proper application and long-lasting protection, it is highly recommended to seek the advice of a professional or follow the guidelines provided by the manufacturer.

Q:Does a waterproofing membrane prevent efflorescence or mineral deposits on surfaces?: Yes, a waterproofing membrane can help prevent efflorescence or mineral deposits on surfaces. Efflorescence occurs when water-soluble salts in concrete or masonry materials dissolve and then migrate to the surface, leaving behind a white powdery residue. By preventing water from penetrating the surface, a waterproofing membrane can minimize the amount of water available to dissolve these salts and transport them to the surface. This can significantly reduce the occurrence of efflorescence. Similarly, mineral deposits can form on surfaces when water containing dissolved minerals evaporates, leaving behind the minerals as a residue. A waterproofing membrane can prevent water from reaching the surface, thereby reducing the formation of mineral deposits. However, it's important to note that while a waterproofing membrane can help minimize these issues, it may not completely eliminate them, especially if there are underlying issues with the material or water source. Regular maintenance and proper installation of the waterproofing membrane are also crucial for its effectiveness in preventing efflorescence or mineral deposits on surfaces.

Q:Can waterproofing membranes be used on wood surfaces?: Waterproofing membranes have the capability to be utilized on wood surfaces. These membranes are highly adaptable and can be applied to various materials, including wood. Their main purpose is to establish a safeguarding barrier that hinders water infiltration, thus preventing moisture-related harm such as decay, distortion, or the growth of mold. By correctly applying waterproofing membranes, wood surfaces can be effectively sealed, rendering them impervious to water absorption and enhancing their longevity and robustness. It is crucial to select a waterproofing membrane that is specially developed for wood applications and adhere to the manufacturer's guidelines for appropriate application and upkeep.

Q:Can a waterproofing membrane be used on swimming pools?: Yes, a waterproofing membrane can be used on swimming pools. Waterproofing membranes are commonly used in the construction and maintenance of swimming pools to prevent water leakage and seepage. These membranes act as a barrier, ensuring that the pool remains watertight and preventing any water damage to the surrounding structures.

Q:How does a waterproofing membrane adhere to a surface?: A waterproofing membrane adheres to a surface through a combination of mechanical and chemical bonding. The process typically involves the application of an adhesive or bonding agent to create a strong and durable connection between the membrane and the surface it is being applied to. Mechanical bonding occurs when the membrane is physically held in place by the irregularities and imperfections on the surface. This can be further enhanced through the use of mechanical fasteners such as screws or nails, which help secure the membrane in place. These mechanical bonds provide initial stability and prevent the membrane from shifting or peeling off. Chemical bonding, on the other hand, involves the use of adhesive materials specifically designed for waterproofing applications. These adhesives are typically applied to the surface and the backside of the membrane. Once the membrane is pressed onto the surface, the adhesive chemically reacts with the surface and the membrane, creating a strong bond. The effectiveness of the adhesive is influenced by factors such as surface preparation, environmental conditions, and the type of membrane and adhesive being used. Proper surface preparation, which may involve cleaning, priming, or leveling the surface, ensures that there are no contaminants or unevenness that could compromise the bond. In summary, a waterproofing membrane adheres to a surface through a combination of mechanical and chemical bonding. The mechanical bonds provide initial stability, while the adhesive materials create a durable and long-lasting connection between the membrane and the surface.

Q:Are waterproofing membranes suitable for commercial applications?: Indeed, waterproofing membranes prove to be a fitting choice for commercial applications. Specifically designed to safeguard buildings, structures, and surfaces from water infiltration, moisture damage, and similar issues, waterproofing membranes are frequently employed in diverse commercial scenarios such as roofs, basements, underground parking garages, and exterior walls. Commercial structures face a wide array of weather conditions and water sources, encompassing rainfall, snowfall, and groundwater. Waterproofing membranes serve as a dependable barrier, effectively preventing water penetration and averting costly water-related harm. Furthermore, they serve as a vapor barrier, mitigating moisture accumulation and condensation within the building envelope, which may otherwise lead to mold growth and structural decay. Waterproofing membranes are obtainable in various materials including bitumen, modified bitumen, EPDM, PVC, and TPO. Each material boasts distinct advantages and characteristics, allowing for flexibility in choosing the most appropriate option for specific commercial applications. They can be applied as liquid coatings, sheets, or panels, providing versatility in terms of installation methods to accommodate diverse building designs and requirements. Moreover, waterproofing membranes can be tailored to cater to specific commercial needs such as fire resistance, UV protection, and durability. This renders them highly effective in safeguarding commercial properties that may be subjected to heavy foot traffic, mechanical equipment, or other potential sources of damage. To summarize, waterproofing membranes prove to be an exceptionally suitable solution for commercial applications. They offer reliable protection against water infiltration, moisture damage, and related issues, ensuring the longevity and structural soundness of commercial buildings. Their versatility, customizable options, and ability to withstand various weather conditions make them an outstanding choice for commercial waterproofing requirements.

Q:How does a waterproofing membrane handle expansion and contraction of the substrate?: A waterproofing membrane is designed to accommodate the expansion and contraction of the substrate through its flexibility and elasticity. It can stretch and contract along with the movement of the substrate, ensuring a watertight seal is maintained without compromising its integrity.

Q:Can a waterproofing membrane be used in swimming pools?: Yes, a waterproofing membrane can be used in swimming pools. In fact, it is a common practice to use waterproofing membranes in the construction or renovation of swimming pools to prevent water leakage. These membranes are specifically designed to create a barrier against water penetration, ensuring that the pool remains watertight and free from leaks. The membranes are typically made from durable materials such as PVC, EPDM, or polyurethane, which are resistant to water, chemicals, and UV rays. Additionally, the membranes are flexible and can easily adapt to the shape and contours of the pool, providing a seamless and long-lasting waterproofing solution.

Q:Can a waterproofing membrane be used in crawl spaces?: Yes, a waterproofing membrane can be used in crawl spaces to prevent moisture infiltration and protect the space from water damage.

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